2 syllables:
bender, bendir, blender, blendr, brender, brendor, dender, dendr, ender, ende der, endor, endre, end her, fender, gender, hender, kender, lender, mender, pender, pendere, prender, prendere, render, rendre, schlender, sclender, sender, send her, skender, slender, spender, spend her, splender, splendor, splendore, stender, tender, trender, vender, vendor, vendre, wender, wenn der, yender, zehnder, zender

3 syllables:
absender, agender, allender, amender, anwender, apprendre, aprender, ascender, atender, attender, attendre, b-bender, bartender, befriender, big spender, callender, cavender, challender, cisgender, commender, comprender, contender, contendere, cross-gender, dead-ender, defender, defendor, defend her, degender, depender, descender, descendre, dispender, distender, eastender, einbender, encender, engender, entender, esplendor, expender, fasbender, fassbender, goaltender, hellbender, ingender, intender, intendere, mind-bender, misrender, misspender, muckender, newsvendor, ofender, offender, offendere, offend her, perpender, pretender, provender, rear-ender, retender, riprendere, sandbender, surrender, suspender, tail-ender, transcender, transgender, untender, weekender

4 syllables:
apprehender, aprehender, bitdefender, bittenbender, bitter-ender, condescender, discommender, double-ender, fender-bender, first offender, gender-bender, legal tender, nonattender, overspender, parascender, recommender, reoffender, reprehender, self-surrender, vandevender, vilipender

5 syllables:
michael fassbender, public defender, superintender

6 syllables:
grammatical gender, land rover defender, non-binary gender

3 syllables:
bellwether, exchequer, spell-checker, westchester

8 syllables:
chancellor of the exchequer